Advertisements
Advertisements
Question
Define dispersion of light.
Solution
When a beam of white light or composite light is refracted through any transparent media such as glass or water, it is split into its component colours. This phenomenon is called as ‘dispersion of light’.
APPEARS IN
RELATED QUESTIONS
In the following ray diagram the correctly marked angle are:
(a) ∠i and ∠e
(b) ∠A and ∠D
(c) ∠i, ∠e and ∠D
(d) ∠r, ∠A and ∠D
Define the term dispersion of white light.
What is spectrum? What is the name of glass shape used to produce a spectrum?
Name the process which is involved in the formation of a rainbow.
Which of the following colour of white light has the least wavelength?
(a) red
(b) orange
(c) violet
(d) blue
A ray of light moving from an optically rarer to a denser medium
If white light is used in same way what change is expected in the emergent beam?
An object AB is placed in front of a convex lens as shown in fig. 4. Complete the ray diagram and obtain the image formed and state the nature of the image.
The wavelength range of white light is ______.
Match the Columns:
| Column ‘A’ | Column ‘B’ |
| The wavelength of red light | (a) 600 nm |
| (b) 700 nm | |
| (c) 500 nm |
